Subtract 10/40 from 35/30
1st number: 1 5/30, 2nd number: 10/40
35/30 - 10/40 is 11/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
35/30 = 35 × 4/30 × 4 = 140/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
10/40 = 10 × 3/40 × 3 = 30/120 - Subtract the two like fractions:
140/120 - 30/120 = 140 - 30/120 = 110/120 - After reducing the fraction, the answer is 11/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/30-10/40 35/30-20/40 35/60-10/40 35/30-10/80 35/30-30/40 35/90-10/40 35/30-50/40 35/30-70/40